CN106014767A - Through reversed assembling fixed blade through-flow type hydraulic generator - Google Patents
Through reversed assembling fixed blade through-flow type hydraulic generator Download PDFInfo
- Publication number
- CN106014767A CN106014767A CN201610468582.5A CN201610468582A CN106014767A CN 106014767 A CN106014767 A CN 106014767A CN 201610468582 A CN201610468582 A CN 201610468582A CN 106014767 A CN106014767 A CN 106014767A
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- rotor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/04—Machines or engines of reaction type; Parts or details peculiar thereto with substantially axial flow throughout rotors, e.g. propeller turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
- F03B3/12—Blades; Blade-carrying rotors
- F03B3/126—Rotors for essentially axial flow, e.g. for propeller turbines
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/20—Structural association with auxiliary dynamo-electric machines, e.g. with electric starter motors or exciters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/20—Heat transfer, e.g. cooling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention discloses a through reversed assembling fixed blade through-flow type hydraulic generator which comprises a rotor mechanism, a stator mechanism, a turning wheel mechanism, a guide vane mechanism, a water inlet tube and a draft tube. The stator mechanism and the rotor mechanism are coaxial; the stator mechanism is located on the inner side of the rotor mechanism; the guide vane mechanism is fixedly installed on the front side of the rotor mechanism; the water inlet tube is arranged in front of the guide vane mechanism; and the draft tube is located on the rear side of the rotor mechanism. The through reversed assembling fixed blade through-flow type hydraulic generator is free of ventilation systems or cooling water systems, good in universality, small in size, low in requirement for materials and long in service life, and a few consumables are needed.
Description
Technical field
The present invention relates to hydroelectric facility field, particularly relate in one logical counter to set oar tubular-turbine generator.
Background technology
The hydraulic turbine can be divided into impulse turbine and the big class of reaction turbine two by operation principle.
The runner of impulse turbine is rotated by the impact of current, and in work process, the pressure of current is constant, mainly the conversion of kinetic energy；
The runner of reaction turbine is rotated by the counteracting force of current in water, in work process current pressure can and kinetic energy all change, but mainly pressure can conversion.
Impulse turbine can be divided into the formula of hitting of cutting (also known as bucket-type) and tilt-impulse type two class by the flow direction of current.
Reaction turbine can be divided into mixed-flow, axial-flow type, diagonal flow type and tubular；In Francis turbine, current, radially into water distributor, axially flow out runner；In axial flow hydraulic turbine, current radially into stator, axially into flow out runner；In inclined flow turbine, current flow to runner radially into stator favouring the direction of a certain angle of main shaft, or flow to stator and runner to favour the direction of main shaft；In tubular turbine, current flow to stator and runner vertically.
Axial-flow type, diagonal flow type and tubular turbine also can be divided into by its structure determines paddle and rotary propeller type.The runner bucket determining paddle is fixing；The runner bucket of rotary propeller type can be in operation and rotate, to adapt to the change of head and load around sharf.
The water resource head of China is the most on the low side, wherein the water resource at about 10m accounts for the 5% of the total water resource of China, and the exploitation of this low water head resource are more difficult is suitable for by impulse turbine, axial flow hydraulic turbine and inclined flow turbine, thus the more low head hydropower station of China uses tubular turbine mostly.
The research work of China's tubular turbine is started late, but development is very fast, and the runner peak efficiency of present stage China's tubular turbine is 93%, but universal efficiency is about 86%.
The existing tubular turbine hydraulic turbine is all to connect electromotor by main shaft, thus drive the generator amature circumgyration incision magnetic line of force to generate electricity, the structure of the hydraulic turbine and electromotor at least needs three bearings, and indivedual models also need to use the servomotor that structure is complicated, involve great expense.
And existing hydrogenerator is required to design ventilating system to generator heat-radiation, design seals, need cooling water system to generator heat-radiation, need at least one thrust point, multiple bearings, stator, rotor, salient pole requires height to the strength of materials, temperature of rotor can not be measured in real time, often group hydrogenerator is all the customization machine for different terrain, cause raw material, assembly, wire rod and parts can not be general, can not produce in batches, owing to hydrogenerator uses water wheels, electromotor, exciter tandem attachment structure, cause bulky, need material many, directly contribute cost high.In the case of shell is constant, capacity can not arbitrarily adjust.
Summary of the invention
It is desirable to provide it is a kind of without ventilating system or the tubular-turbine generator of cooling water system；Meanwhile, this tubular-turbine generator, it is only necessary to two bearings, its stator, rotor can use conventionally fabricated, can measure temperature of rotor in real time, raw material can be general, and hydrogenerator can be produced in batches, small volume, cost is relatively low, and in the case of shell is constant, capacity can arbitrarily adjust.
Present invention provide the technical scheme that in one and logical counter to set oar tubular-turbine generator, including rotor mechanism, stator mechanism, rotating wheel mechanisms that, stator mechanism, water inlet pipe and draft tube；
It is characterized in that: stator mechanism is coaxial with rotor mechanism, stator mechanism is positioned at the outside of rotor mechanism, rotor mechanism hollow, and rotor mechanism inner periphery is installed with rotating wheel mechanisms that；
The front side of rotating wheel mechanisms that is installed with stator mechanism, and stator mechanism front is water inlet pipe, and the rear side of rotating wheel mechanisms that is draft tube；
Rotor mechanism includes rotor core, the first rotor tooth, the second rotor tooth, the first armature winding and the second armature winding, being embedded with the first rotor tooth and the second rotor tooth side by side before and after rotor core excircle is coaxial, the side of the first rotor tooth and the second rotor tooth is wound with the first armature winding and the second armature winding respectively；
Stator mechanism includes stator core, the first stator tooth, the second stator tooth, the first Exciting Windings for Transverse Differential Protection and the second Exciting Windings for Transverse Differential Protection, the first stator tooth and the second stator tooth it is embedded with side by side before and after stator core inner periphery is coaxial, the side of the first stator tooth and the second stator tooth is wound with the first Exciting Windings for Transverse Differential Protection and the second Exciting Windings for Transverse Differential Protection respectively, and stator core excircle fixing seal is arranged on water stream channel inwall；
Rotating wheel mechanisms that includes rotating vane and runner, and rotating vane sector stationary distribution is at runner inner periphery；
The rotor core inner periphery of rotor mechanism fixes the runner excircle connecting rotating wheel mechanisms that, and the first rotor tooth of rotor mechanism and the second rotor tooth rotate around the first stator tooth of stator mechanism and the second stator tooth respectively.
As optimizing further, powering to simplify excitation, reducing external electric lead, described first stator tooth and the first Exciting Windings for Transverse Differential Protection can be substituted by permanent magnetism tappet.
As optimizing further, for the ease of monitoring the temperature of stator mechanism, the first stator tooth of stator mechanism or the inner core of the second stator tooth are provided with temperature sense pipe.
As optimizing further, in order to reduce the magnetic strength eddy current heat production of rotor mechanism rotor iron core, the first rotor tooth and the second rotor tooth, and reduce stator core, the first stator tooth and the magnetic strength eddy current heat production of the second stator tooth in stator mechanism, described rotor mechanism rotor iron core, the first rotor tooth and the second rotor tooth are built up by the stalloy of punching press, and in described stator mechanism, stator core, the first stator tooth and the second stator tooth are built up by the stalloy of punching press.
As optimizing further, in order to reduce magnetic flux leakage between stator core and the first stator tooth and the second stator tooth in stator mechanism, described stator core and the first stator tooth and the second stator tooth are built up by the stalloy of disjunctor.
As optimizing further, for the ease of the first armature winding in rotor mechanism and the installation of the second armature winding or capacity extensions, movable dismantled and assembled connection is taked in the connection between described the first rotor tooth and the second rotor tooth and rotor core；As being uniformly arranged draw-in groove at rotor core excircle, and the first rotor tooth or the second rotor tooth are arranged in draw-in groove.
Operation principle: logical in of the present invention counter set oar tubular-turbine generator, during work, current enter from water inlet, and by the guiding of stator mechanism, flowing to rotating vane, current are obtained thrust by the active force generation break-in of rotating vane and deceleration, rotating vane by current counteracting force, and driving runner to rotate, the essence of this process is acquisition energy from current；When runner rotates, rotor driven iron core rotates, and make the first Exciting Windings for Transverse Differential Protection that the first armature winding in rotor mechanism and the second armature winding is respectively cut in stator mechanism and the magnetic field that the second Exciting Windings for Transverse Differential Protection produces, make the first armature winding and the second armature winding produce induced voltage.Wherein, the induced voltage of the first armature winding, for input the second Exciting Windings for Transverse Differential Protection, produces stronger excitation field, and the induced voltage of the second armature winding arrives the external world for output.
Logical in of the present invention counter set oar tubular-turbine generator, traditional rotary wheel device, rotor machine are achieved integrated with excitation unit, the rotor mechanism heat production making rotor machine and excitation unit can directly reject heat in current by runner and rotating vane, can save the ventilating system in conventional power plants or cooling water system；Simultaneously as it possesses the prominent effect that thermal diffusivity is good, its stator, the thermostability of rotor material, heat conductivity, the requirement of thermal deformation reduce, and can use conventionally fabricated.
In addition, logical in of the present invention counter set oar tubular-turbine generator, owing to its rotary wheel device, rotor machine are integrated with excitation unit, power transmission is without by power transmission shaft parts transmission, bearing can not only be reduced use, can effectively avoid power transmission shaft eccentricity issues and bearing friction energy consumption issues simultaneously, enormously simplify the structure and material of hydroturbine generator, reduce equipment volume largely, and improve energy conversion efficiency；This equipment all can overall use under many situations of power plant construction, enhances the versatility of equipment significantly, decreases power plant construction cost and production management's cost.
Logical in of the present invention counter set oar tubular-turbine generator, its first armature winding and the second armature winding are positioned at middle part, it is arranged in rotor mechanism, first Exciting Windings for Transverse Differential Protection and the second Exciting Windings for Transverse Differential Protection are externally-located, it is fixed in stator mechanism, first armature winding and the second armature winding rotate, this kind of structure distribution is contrary with the distribution of Exciting Windings for Transverse Differential Protection with armature winding in existing conventional generator, namely anti-assembling structure pattern, simultaneously, identical with the distribution of stator with conventional generator rotor, namely rotate forward structural models；In of the present invention logical counter set oar tubular-turbine generator Exciting Windings for Transverse Differential Protection there is bigger distribution area, the magnetic field that each Exciting Windings for Transverse Differential Protection terminal produces influences each other less, and magnetic field distribution amplitude is relatively big, has preferable excitation efficiency；Meanwhile, in of the present invention, the logical anti-oar tubular-turbine generator that sets has that moment is little, the feature of rotating speed block.
Beneficial effect: in of the present invention, the logical anti-oar tubular-turbine generator that sets has the advantage that 1. manufactures, installation cost are low; 2. eliminate the ventilation of routine, cooling system; 3. scale can produce (conventional hydrogenerator is customization) in batches; 4. volume saves more than 50%; 5. the relatively conventional hydroelectric station design of cost saves 60%, and 6. runner efficiency improves more than 7%；7. stator, rotor steel requirement of strength reduce, and can use conventional material manufacture, 8. save multiple bearings and power transmission shaft.
Accompanying drawing explanation
Fig. 1 is the vertical transverse sectional structure schematic diagram of the present invention program one；
Fig. 2 is vertical longitudinal sectional structure schematic diagram of the present invention program one；
Fig. 3 is vertical longitudinal sectional structure schematic diagram of the present invention program three；
In figure: 1 be rotor mechanism, 11 be rotor core, 12 be the first rotor tooth, 13 be the second rotor tooth, 14 be the first armature winding, 15 be the second armature winding, 2 be stator mechanism, 21 be stator core, 22 be the first stator tooth, 23 be the second stator tooth, 24 be the first Exciting Windings for Transverse Differential Protection, 25 be the second Exciting Windings for Transverse Differential Protection, 26 be main shaft, 3 be rotating wheel mechanisms that, 31 be rotating vane, 32 be runner, 4 be stator mechanism, 5 be water inlet pipe, 6 be draft tube, 7 for temperature sense pipe.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described；Obviously, described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Scheme one (as depicted in figs. 1 and 2): logical in one counter set oar tubular-turbine generator, including rotor mechanism 1, stator mechanism 2, rotating wheel mechanisms that 3, stator mechanism 4, water inlet pipe 5 and draft tube 6；Stator mechanism 2 is coaxial with rotor mechanism 1, and stator mechanism 2 is positioned at the outside of rotor mechanism 1, rotor mechanism 1 hollow, and rotor mechanism 1 inner periphery is installed with rotating wheel mechanisms that 3；
The front side of rotating wheel mechanisms that 3 is installed with stator mechanism 4, and stator mechanism 4 front is water inlet pipe 5, and the rear side of rotating wheel mechanisms that 3 is draft tube 6；
Rotor mechanism 1 includes rotor core 11, the first rotor tooth the 12, second rotor tooth the 13, first armature winding 14 and the second armature winding 15, being embedded with the first rotor tooth 12 and the second rotor tooth 13 side by side before and after rotor core 11 excircle is coaxial, the side of the first rotor tooth 12 and the second rotor tooth 13 is wound with the first armature winding 14 and the second armature winding 15 respectively；
Stator mechanism 2 includes stator core the 21, first stator tooth the 22, second stator tooth the 23, first Exciting Windings for Transverse Differential Protection 24 and the second Exciting Windings for Transverse Differential Protection 25, the first stator tooth 22 and the second stator tooth 23 it is embedded with side by side before and after stator core 21 inner periphery is coaxial, the side of the first stator tooth 22 and the second stator tooth 23 is wound with the first Exciting Windings for Transverse Differential Protection 24 and the second Exciting Windings for Transverse Differential Protection 25 respectively, and stator core excircle fixing seal is arranged on water stream channel inwall；
Rotating wheel mechanisms that 3 includes rotating vane 31 and runner 32, and the fan-shaped stationary distribution of rotating vane 31 is at runner 32 inner periphery；
Rotor core 11 inner periphery of rotor mechanism 1 fixes runner 32 excircle connecting rotating wheel mechanisms that 3, and the first rotor tooth 12 of rotor mechanism 1 and the second rotor tooth 13 rotate around the first stator tooth 22 of stator mechanism 2 and the second stator tooth 23 respectively.
Concrete optimization as above-mentioned embodiment, in order to be able to reduce rotor mechanism 1 rotor iron core 11, the first rotor tooth 12 and the magnetic strength eddy current heat production of the second rotor tooth 13, and reduce stator core the 21, first stator tooth 22 and the magnetic strength eddy current heat production of the second stator tooth 23 in stator mechanism 2, described rotor mechanism 1 rotor iron core 11, the first rotor tooth 12 and the second rotor tooth 13 are built up by the stalloy of punching press, and in described stator mechanism 2, stator core the 21, first stator tooth 22 and the second stator tooth 23 are built up by the stalloy of punching press；In order to reduce magnetic flux leakage between stator core 21 and the first stator tooth 22 and the second stator tooth 23 in stator mechanism 2, described stator core 21 is built up by the stalloy of disjunctor with the first stator tooth 22 and the second stator tooth 23.
By such scheme one embodiment, described in the logical anti-stabilization efficiency of oar tubular-turbine generator that sets up to 93%, compare the tubular-turbine generator of routine, efficiency improves about 7%.
Scheme two: be with scheme one difference: described first stator tooth 22 can be substituted by permanent magnetism tappet with the first Exciting Windings for Transverse Differential Protection 24；This kind of structure can simplify excitation and power, and reduces external electric lead.
Scheme three (as shown in Figure 3): be with scheme one difference: for the ease of monitoring the temperature of stator mechanism 2, the first stator tooth 22 of stator mechanism 2 or the inner core of the second stator tooth 23 are provided with temperature sense pipe 7.
Scheme four: and scheme one difference is: movable dismantled and assembled connection is taked in the connection between described the first rotor tooth 12 and the second rotor tooth 13 and rotor core 11, rotor core 11 excircle is uniformly arranged draw-in groove, and the first rotor tooth 12 or the second rotor tooth 13 are arranged in draw-in groove, this kind of structure is easy to the first armature winding 14 and the installation of the second armature winding 15 or capacity extensions in rotor mechanism 1.
Last it is noted that the foregoing is only the preferred embodiments of the present invention; it is not limited to the present invention; although the present invention being described in detail with reference to previous embodiment; for a person skilled in the art; technical scheme described in foregoing embodiments still can be modified by it; or wherein portion of techniques feature is carried out equivalent; all within the spirit and principles in the present invention; the any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (6)
- null1. logical in one kind counter set oar tubular-turbine generator，Including rotor mechanism (1)、Stator mechanism (2)、Rotating wheel mechanisms that (3)、Stator mechanism (4)、Water inlet pipe (5) and draft tube (6)，It is characterized in that: described stator mechanism (2) is coaxial with rotor mechanism (1)，Stator mechanism (2) is positioned at the outside of rotor mechanism (1)，Rotor mechanism (1) hollow，Rotor mechanism (1) inner periphery is installed with rotating wheel mechanisms that (3)，The front side of rotating wheel mechanisms that (3) is installed with stator mechanism (4)，Stator mechanism (4) front is water inlet pipe (5)，The rear side of rotating wheel mechanisms that (3) is draft tube (6)，Rotor mechanism (1) includes rotor core (11)、The first rotor tooth (12)、Second rotor tooth (13)、First armature winding (14) and the second armature winding (15)，The first rotor tooth (12) and the second rotor tooth (13) it is embedded with side by side before and after rotor core (11) excircle is coaxial，The side of the first rotor tooth (12) and the second rotor tooth (13) is wound with the first armature winding (14) and the second armature winding (15) respectively，Stator mechanism (2) includes stator core (21)、First stator tooth (22)、Second stator tooth (23)、First Exciting Windings for Transverse Differential Protection (24) and the second Exciting Windings for Transverse Differential Protection (25)，The first stator tooth (22) and the second stator tooth (23) it is embedded with side by side before and after stator core (21) inner periphery is coaxial，The side of the first stator tooth (22) and the second stator tooth (23) is wound with the first Exciting Windings for Transverse Differential Protection (24) and the second Exciting Windings for Transverse Differential Protection (25) respectively，Rotating wheel mechanisms that (3) includes rotating vane (31) and runner (32)，The fan-shaped stationary distribution of rotating vane (31) is at runner (32) inner periphery，Fixing runner (32) excircle connecting rotating wheel mechanisms that (3) of rotor core (11) inner periphery of rotor mechanism (1)，The first rotor tooth (12) of rotor mechanism (1) and the second rotor tooth (13) rotate around first stator tooth (22) of stator mechanism (2) and the second stator tooth (23) respectively.
- Logical in the most according to claim 1 counter set oar tubular-turbine generator, it is characterised in that: described first stator tooth (22) can be substituted by permanent magnetism tappet with the first Exciting Windings for Transverse Differential Protection (24).
- Logical in the most according to claim 1 counter set oar tubular-turbine generator, it is characterised in that: first stator tooth (22) of described stator mechanism (2) or the inner core of the second stator tooth (23) are provided with temperature sense pipe (7).
- Logical in the most according to claim 1 counter set oar tubular-turbine generator, it is characterized in that: described rotor mechanism (1) rotor iron core (11), the first rotor tooth (12) and the second rotor tooth (13) are built up by the stalloy of punching press, in described stator mechanism (2), stator core (21), the first stator tooth (22) and the second stator tooth (23) are built up by the stalloy of punching press.
- Logical in the most according to claim 1 counter set oar tubular-turbine generator, it is characterised in that: described stator core (21) is built up by the stalloy of disjunctor with the first stator tooth (22) and the second stator tooth (23).
- Logical in the most according to claim 1 counter set oar tubular-turbine generator, it is characterised in that: movable dismantled and assembled connection is taked in the connection between described the first rotor tooth (12) and the second rotor tooth (13) and rotor core (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610468582.5A CN106014767A (en) | 2016-06-25 | 2016-06-25 | Through reversed assembling fixed blade through-flow type hydraulic generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610468582.5A CN106014767A (en) | 2016-06-25 | 2016-06-25 | Through reversed assembling fixed blade through-flow type hydraulic generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106014767A true CN106014767A (en) | 2016-10-12 |
Family
ID=57086765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610468582.5A Withdrawn CN106014767A (en) | 2016-06-25 | 2016-06-25 | Through reversed assembling fixed blade through-flow type hydraulic generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106014767A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988403A (en) * | 2017-04-27 | 2017-07-28 | 霍永军 | A kind of odour-proof floor drain |
| CN107060052A (en) * | 2017-04-27 | 2017-08-18 | 霍永军 | Floor drain |
-
2016
- 2016-06-25 CN CN201610468582.5A patent/CN106014767A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106988403A (en) * | 2017-04-27 | 2017-07-28 | 霍永军 | A kind of odour-proof floor drain |
| CN107060052A (en) * | 2017-04-27 | 2017-08-18 | 霍永军 | Floor drain |
| CN107060052B (en) * | 2017-04-27 | 2019-06-18 | 霍永军 | Floor drain |
| CN106988403B (en) * | 2017-04-27 | 2019-06-18 | 霍永军 | A kind of odour-proof floor drain |
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Application publication date: 20161012 |
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| WW01 | Invention patent application withdrawn after publication |